Actinopterygii (ray-finned fishes) >
Scorpaeniformes (Scorpionfishes and flatheads) >
Sebastidae (Rockfishes, rockcods and thornyheads) > Sebastolobinae
Etymology: Sebastolobus: Greek, sebastes = august, venerable + Greek, lobos = lobe (Ref. 45335).
Environment / Climate / Range
Ecology
Marine; demersal; depth range 100 - 1504 m (Ref. 50550). Temperate; 2°C - 4°C (Ref. 26289); 55°N - 35°N
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 22 - 28 cm
Max length : 44.0 cm SL male/unsexed; (Ref. 56407); common length : 26.4 cm SL male/unsexed; (Ref. 56407); max. published weight: 1.2 kg (Ref. 56527)
Dorsal
spines
(total): 15 - 16;
Dorsal
soft rays
(total): 8-10;
Anal
spines: 3;
Anal
soft rays: 5;
Vertebrae: 27 - 30. Pectoral fin with notch, rays of lower lobe thick; head spine strongly and sharply produced; maxillary extending to middle of eye (Ref. 559). Body yellowish-red, a large black blotch on dorsal fin (Ref. 559).
North Pacific: Sagami Bay, Japan to the southern Kuril Islands and off Sakhalin, Russia.
Occurs in places with the steepest downthrow and sharp bends of sea bottom often in the places of the slope surrounded by large depths (the steep bottom relief causes vertical turbulent currents that provide the accumulation of food items) (Ref. 26289). Oviparous (Ref. 205). Eggs are extruded in floating gelatinous masses (Ref. 52092).
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Pub. (20):183 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Harmless
Human uses
Fisheries: commercial
More information
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Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00000 (0.00000 - 0.00000), b=0.00000 (0.00000 - 0.00000), based on (Ref.
93245).
Trophic Level (Ref.
69278): 3.3 ±0.5 se; Based on diet studies.
Resilience (Ref.
69278): Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.).
Vulnerability (Ref.
59153): High to very high vulnerability (70 of 100) .